CA2077604C - Methode et dispositif pour determiner les frequences des mots dans un document sans decodage d'image - Google Patents

Methode et dispositif pour determiner les frequences des mots dans un document sans decodage d'image

Info

Publication number
CA2077604C
CA2077604C CA002077604A CA2077604A CA2077604C CA 2077604 C CA2077604 C CA 2077604C CA 002077604 A CA002077604 A CA 002077604A CA 2077604 A CA2077604 A CA 2077604A CA 2077604 C CA2077604 C CA 2077604C
Authority
CA
Canada
Prior art keywords
image
units
word
document
determining
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CA002077604A
Other languages
English (en)
Other versions
CA2077604A1 (fr
Inventor
Todd A. Cass
Per-Kristian Halvorsen
Daniel P. Huttenlocher
Ronald M. Kaplan
M. Margaret Withgott
Ramana B. Rao
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xerox Corp
Original Assignee
Xerox Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Xerox Corp filed Critical Xerox Corp
Publication of CA2077604A1 publication Critical patent/CA2077604A1/fr
Application granted granted Critical
Publication of CA2077604C publication Critical patent/CA2077604C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10—Character recognition
    • G06V30/26—Techniques for post-processing, e.g. correcting the recognition result
    • G06V30/262—Techniques for post-processing, e.g. correcting the recognition result using context analysis, e.g. lexical, syntactic or semantic context
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10—Character recognition

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Computational Linguistics (AREA)
  • Character Discrimination (AREA)
  • Machine Translation (AREA)
  • Character Input (AREA)
  • Document Processing Apparatus (AREA)
  • Image Input (AREA)
  • Processing Or Creating Images (AREA)
CA002077604A 1991-11-19 1992-09-04 Methode et dispositif pour determiner les frequences des mots dans un document sans decodage d'image Expired - Fee Related CA2077604C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US79517391A 1991-11-19 1991-11-19
US795,173 1991-11-19

Publications (2)

Publication Number Publication Date
CA2077604A1 CA2077604A1 (fr) 1993-05-20
CA2077604C true CA2077604C (fr) 1999-07-06

Family

ID=25164902

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002077604A Expired - Fee Related CA2077604C (fr) 1991-11-19 1992-09-04 Methode et dispositif pour determiner les frequences des mots dans un document sans decodage d'image

Country Status (5)

Country Link
US (1) US5325444A (fr)
EP (1) EP0544430B1 (fr)
JP (1) JP3282860B2 (fr)
CA (1) CA2077604C (fr)
DE (1) DE69229468T2 (fr)

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JP2973944B2 (ja) * 1996-06-26 1999-11-08 富士ゼロックス株式会社 文書処理装置および文書処理方法
US5956468A (en) * 1996-07-12 1999-09-21 Seiko Epson Corporation Document segmentation system
JP3427692B2 (ja) * 1996-11-20 2003-07-22 松下電器産業株式会社 文字認識方法および文字認識装置
US6562077B2 (en) 1997-11-14 2003-05-13 Xerox Corporation Sorting image segments into clusters based on a distance measurement
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US5999664A (en) * 1997-11-14 1999-12-07 Xerox Corporation System for searching a corpus of document images by user specified document layout components
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US6459809B1 (en) 1999-07-12 2002-10-01 Novell, Inc. Searching and filtering content streams using contour transformations
US7286977B1 (en) 2000-09-05 2007-10-23 Novell, Inc. Intentional-stance characterization of a general content stream or repository
US7672952B2 (en) * 2000-07-13 2010-03-02 Novell, Inc. System and method of semantic correlation of rich content
US7653530B2 (en) * 2000-07-13 2010-01-26 Novell, Inc. Method and mechanism for the creation, maintenance, and comparison of semantic abstracts
US20100122312A1 (en) * 2008-11-07 2010-05-13 Novell, Inc. Predictive service systems
US20090234718A1 (en) * 2000-09-05 2009-09-17 Novell, Inc. Predictive service systems using emotion detection
WO2002033584A1 (fr) * 2000-10-19 2002-04-25 Copernic.Com Procede d'extraction de texte pour des pages html
US8682077B1 (en) 2000-11-28 2014-03-25 Hand Held Products, Inc. Method for omnidirectional processing of 2D images including recognizable characters
US6985908B2 (en) * 2001-11-01 2006-01-10 Matsushita Electric Industrial Co., Ltd. Text classification apparatus
US7106905B2 (en) * 2002-08-23 2006-09-12 Hewlett-Packard Development Company, L.P. Systems and methods for processing text-based electronic documents
US7734627B1 (en) * 2003-06-17 2010-06-08 Google Inc. Document similarity detection
GB2403558A (en) * 2003-07-02 2005-01-05 Sony Uk Ltd Document searching and method for presenting the results
US7207004B1 (en) * 2004-07-23 2007-04-17 Harrity Paul A Correction of misspelled words
US8229252B2 (en) 2005-03-18 2012-07-24 The Invention Science Fund I, Llc Electronic association of a user expression and a context of the expression
US7809215B2 (en) 2006-10-11 2010-10-05 The Invention Science Fund I, Llc Contextual information encoded in a formed expression
US8640959B2 (en) 2005-03-18 2014-02-04 The Invention Science Fund I, Llc Acquisition of a user expression and a context of the expression
US8340476B2 (en) * 2005-03-18 2012-12-25 The Invention Science Fund I, Llc Electronic acquisition of a hand formed expression and a context of the expression
US8749480B2 (en) 2005-03-18 2014-06-10 The Invention Science Fund I, Llc Article having a writing portion and preformed identifiers
US8823636B2 (en) 2005-03-18 2014-09-02 The Invention Science Fund I, Llc Including environmental information in a manual expression
US7813597B2 (en) 2005-03-18 2010-10-12 The Invention Science Fund I, Llc Information encoded in an expression
US8102383B2 (en) 2005-03-18 2012-01-24 The Invention Science Fund I, Llc Performing an action with respect to a hand-formed expression
US8175394B2 (en) * 2006-09-08 2012-05-08 Google Inc. Shape clustering in post optical character recognition processing
WO2008048169A2 (fr) * 2006-10-20 2008-04-24 Anoto Ab Impression de combinaisons de codage
US8386475B2 (en) * 2008-12-30 2013-02-26 Novell, Inc. Attribution analysis and correlation
US8301622B2 (en) * 2008-12-30 2012-10-30 Novell, Inc. Identity analysis and correlation
US8296297B2 (en) * 2008-12-30 2012-10-23 Novell, Inc. Content analysis and correlation
US20100250479A1 (en) * 2009-03-31 2010-09-30 Novell, Inc. Intellectual property discovery and mapping systems and methods
US20130024459A1 (en) * 2011-07-20 2013-01-24 Microsoft Corporation Combining Full-Text Search and Queryable Fields in the Same Data Structure
RU2571545C1 (ru) * 2014-09-30 2015-12-20 Общество с ограниченной ответственностью "Аби Девелопмент" Классификация изображений документов на основании контента

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JPS607582A (ja) * 1983-06-27 1985-01-16 Fujitsu Ltd 文字読取り装置
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JPS63158678A (ja) * 1986-12-23 1988-07-01 Sharp Corp 単語間スペ−ス検出方法
ES2030819T3 (es) * 1987-10-16 1992-11-16 Computer Gesellschaft Konstanz Mbh Procedimiento para el reconocimiento automatico de caracteres.
JP2783558B2 (ja) * 1988-09-30 1998-08-06 株式会社東芝 要約生成方法および要約生成装置
CA1318404C (fr) * 1988-10-11 1993-05-25 Michael J. Hawley Methode et dispositif d'indexation de fichiers dans un systeme informatique
CA1318403C (fr) * 1988-10-11 1993-05-25 Michael J. Hawley Methode et dispositif d'extraction de mots-cles contenus dans un texte
JP2597006B2 (ja) * 1989-04-18 1997-04-02 シャープ株式会社 矩形座標抽出方法
JPH036659A (ja) * 1989-06-03 1991-01-14 Brother Ind Ltd 文書処理装置
US5065437A (en) * 1989-12-08 1991-11-12 Xerox Corporation Identification and segmentation of finely textured and solid regions of binary images

Also Published As

Publication number Publication date
DE69229468T2 (de) 1999-10-28
US5325444A (en) 1994-06-28
EP0544430B1 (fr) 1999-06-23
EP0544430A3 (en) 1993-12-22
DE69229468D1 (de) 1999-07-29
EP0544430A2 (fr) 1993-06-02
JPH05282423A (ja) 1993-10-29
JP3282860B2 (ja) 2002-05-20
CA2077604A1 (fr) 1993-05-20

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